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Contact Us

Mailing Address:

South Dakota Department of Transportation
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501

Questions or comments?


Secretary's Office
   Darin Bergquist, Secretary of Transportation

General Information: 605.773.3265

  • Administration, 605.773.3265

  • Legal Counsel, 605.773.3262

  • Federal Program: Ben Orsbon, 605.773.3265
  • Human Resources: Glenda Bruch, 605.773.6943
  • Training Coordinator: Ann Campbell, 605.773.6145
  • Aviation Services: Ron Hauck, 605.773.3434


Division of Finance & Management
   Kellie Beck, Director


Division of Operations

   Greg Fuller, Director

  • Operations Support: 605.773.3571
    • Construction/Maintenance: Jason Humphrey, Const/Maint. Eng., 605.773.3571
    • DBE Compliance: Katie Lewedag, 605.773.4906
    • Internal Services/Internal Audit: Brian Moore, Program Manager, 605.773.3581
  • Aberdeen Region: Jeff Senst, Region Engineer, 605.626.2244
  • Mitchell Region: Craig Smith, Region Engineer, 605.995.8129
  • Pierre Region: John Forman, Region Engineer, 605.773.3464
  • Rapid City Region: Todd Seaman, Region Engineer, 605.394.2244
    • Operations: Tom Horan, Operations Engineer, 605.394.2244
    • Belle Fourche Area: Mike Carlson, Acting Area Engineer, 605.892.2872
    • Custer Area: Rich Zacher, Area Engineer, 605.673.4948
    • Rapid City Area: Mike Carlson, Area Engineer, 605.394.2248


Division of Planning & Engineering
   Joel Jundt, Director

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